OpenTechnical

OT-2026-000096503

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000096503) never changes.

Identity and time

Publication numberOT-2026-000096503 · never reused
Internal UUID01a0aea0-a4a9-7d2f-86fc-1a590e461bbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096503
StatusPUBLIC

Content hashes

Canonical text4f98cd74d57b8df32a8ca2a0809502de580cf40eba4f9cf7266abcc29f897f81
Markdownd776a25d9b5dad228a039c7c134a7eec034896425829d302727dcf14b1c323cf
PDF
Publication page844cc08eb67dc4f8023d8bd3f9be87a2a4fa55da2a9077a2d6527fac321eedb7
Manifestf3c4770330b6409e8c9095a7f19c478a5bf753e105988d09e7ebbe7d49a64581

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureULoqwxKrVOoDM0NDsuCIcbXSYwaW6LNuWX6quMYaUcYk4Sp4eb8saMWMURy6XP5pSqVk3xVRd4HrokFGgeeTDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:54.831828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096503
observed 844cc08eb67dc4f8023d8bd3f9be87a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.812485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096503/manifest.json
observed f3c4770330b6409e8c9095a7f19c478a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.794263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096503/publication.md
observed d776a25d9b5dad228a039c7c134a7eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.773429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096503/publication.txt
observed 4f98cd74d57b8df32a8ca2a0809502de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.